| original |
Late Dinantian |
|
N.Ireland |
Chaloner,W.G. Isolated megaspore tetrads of Stauropteris burntislandica. |
1958 |
| details |
Early Tournaisian |
Namurian C |
England |
Braman,D.R. et al. The stratigraphic and geographic distribution of Carboniferous megaspores. |
1980 |
| details |
Carboniferous |
|
USSR(Kazakh SSR) |
Oshurkova,M.V. First finding of megaspores of Stauropteris burntislandica P.Bertr. in Rock-coal deposits of the Soviet Union |
1963 |
| details |
Visean |
Namurian |
England(Northumberland) |
Marshall,A.E. Palynology of the Yoredale Series in the Roman Wall District of Western Northumberland, northern England. |
1970 |
| details |
Early Carboniferous |
|
Nd |
Kedves,M. The present state of ultrastructural research into fossil sporomorphs. |
1973 |
| details |
Late Visean |
|
Alaska |
Ravn,R.L. Miospores of the Kekiktuk Formation (Lower Carboniferous), Endicott Field Area, Alaska North Slope. |
1991 |
| details |
Jurassic |
|
Egypt |
Kedves,M. et al. Ultrastructural studies on Mesozoic Inaperturate Gymnospermatophyta pollen grains. |
1974 |
| details |
Late Carboniferous |
|
USSR(Kazakh SSR) |
Pi©rart,P. Systematics, stratigraphic and geographic distribution of Carboniferous and Permian megaspores. |
1975 |
| details |
Middle Chesterian |
|
Kentucky |
Felix,C.J. et al. Visean plant microfossils from Kentucky. |
1975 |
| details |
Nd |
|
Nd |
Pi©rart,P. The evolution of the megaspores. |
1961 |
| details |
Nd |
|
England(Shropshire) |
Turner,N. et al. A palynological study of the Lower Carboniferous Lydebrook Sandstone and adjacent Late Wenlock and Langsettian Strata, Shropshire, England. |
1995 |
| details |
Early Carboniferous |
|
Ireland |
Balme,B.E. Fossil in situ, spores and pollen grains: An annotated catalogue. |
1995 |
| details |
Westphalian A |
|
USSR(Kazakh SSR) |
Oshurkova,M.V. Correlation of the flora from the Upper Carboniferous Stages in Karagada Basin, based on the studies of megaspores and megafossils. (In: Biostratigraphic and Paleobiofacies Studies their Practical Significance. I.E.Zanina, editor) |
1970 |
| details |
Namurian |
|
Ireland |
Scott,A.C. et al. Paleozoic spores and pollen. Chapter 18G Palaeozoic megaspores. (Principles and Applications. Applications. J.Jansonius and D.C.McGregor, editors.) |
1996 |
| details |
Nd |
|
Nd |
Pant,D.D. et al. Possible fossil sporae dispersae of Hepaticae and Anthocerotale in the fossil record |
1991 |
| details |
Tournaisian |
Visean |
England |
Butterworth,M.A. et al. Lower Carboniferous spores from North-West England |
1967 |
| details |
Late Visean |
|
Scotland |
Sullivan,H.J. et al. Visean spores from Scotland. |
1966 |